:root{--ink:#221914;--muted:#6f625a;--paper:#fbf6ee;--line:#ded4c9;--red:#b64732;--teal:#0c7781}*{box-sizing:border-box}body{margin:0;font-family:Georgia,"Times New Roman",serif;background:var(--paper);color:var(--ink);line-height:1.65}a{text-decoration:none;color:inherit}.manual-header{position:sticky;top:0;z-index:10;background:rgba(251,246,238,.96);border-bottom:2px solid var(--ink);display:flex;gap:24px;align-items:center;justify-content:space-between;padding:16px 28px}.manual-brand{font-family:Inter,system-ui,sans-serif;font-weight:950}.manual-header nav{display:flex;gap:18px;color:var(--muted);font-family:Inter,system-ui,sans-serif;font-size:14px;font-weight:800}.manual{max-width:1180px;margin:auto;padding:44px 22px 56px;display:grid;grid-template-columns:245px 1fr;gap:34px}.manual-toc{position:sticky;top:86px;align-self:start;border:1px solid var(--line);border-radius:4px;background:#fffdf8;padding:18px;display:grid;gap:10px;font-family:Inter,system-ui,sans-serif}.manual-toc b{color:var(--red)}.manual-toc a{color:var(--muted);font-size:14px}.manual-hero{border-bottom:1px solid var(--line);padding-bottom:36px}.kicker{margin:0 0 10px;color:var(--red);font-family:Inter,system-ui,sans-serif;font-size:12px;font-weight:950;text-transform:uppercase;letter-spacing:.1em}.manual-hero h1{margin:0;font-size:clamp(46px,8vw,86px);line-height:1}.manual-hero p{max-width:780px;color:var(--muted);font-size:21px}.manual-cta{display:inline-flex;margin-top:12px;background:var(--red);color:#fff;padding:12px 18px;border-radius:4px;font-family:Inter,system-ui,sans-serif;font-weight:900}.chapter-grid{grid-column:2;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}.chapter-grid article{background:#fffdf8;border:1px solid var(--line);border-radius:4px;padding:20px}.chapter-grid span{font-family:Inter,system-ui,sans-serif;color:var(--teal);font-weight:950}.chapter-grid h2{font-size:25px;margin:10px 0}.chapter-grid p,.manual-note p,.shipping-panel p{color:var(--muted)}.manual-note{grid-column:2;border-left:5px solid var(--red);background:#fffdf8;padding:20px;margin-top:18px}.manual-note h2{font-size:34px;margin:0}.shipping-panel{grid-column:2;margin-top:18px;background:#eaf6f5;border:1px solid #bddbd8;border-radius:4px;padding:18px;display:flex;justify-content:space-between;gap:18px;align-items:center}.shipping-panel b{font-size:22px}.shipping-panel a{font-family:Inter,system-ui,sans-serif;font-weight:900;color:var(--teal)}footer{border-top:2px solid var(--ink);padding:28px;text-align:center;color:var(--muted)}
@media(max-width:860px){.manual-header{flex-wrap:wrap}.manual-header nav{overflow:auto}.manual{grid-template-columns:1fr}.manual-toc{position:static}.chapter-grid,.manual-note,.shipping-panel{grid-column:1}.chapter-grid{grid-template-columns:1fr}.shipping-panel{display:block}}
/* compatibility */.topbar{background:#fffdf8;border-bottom:2px solid var(--ink)}.topbar-inner,.hero,.section,.footer-inner{max-width:1000px;margin:auto;padding:22px}.brand{font-family:Inter,system-ui,sans-serif;font-weight:900}.brand-mark{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--red);color:#fff}.nav{float:right;display:flex;gap:14px}.button{display:inline-flex;padding:10px 14px;border:1px solid var(--ink);border-radius:4px}.button.primary{background:var(--red);color:#fff}.grid,.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.card,details{background:#fffdf8;border:1px solid var(--line);border-radius:4px;padding:16px}.visual{display:none}.subtitle,.card p,details p{color:var(--muted)}@media(max-width:860px){.grid,.category-grid{grid-template-columns:1fr}.nav{float:none;overflow:auto}}